66880048520

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1223}}^1\times {\mathrm{44101}}^1$

素因数の和:45366

約数の個数: 64

約数和(自身を含む): 155464842240

約数和(自身を除く): 88584793720

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1223, 1240, 2446, 4892, 6115, 9784, 12230, 24460, 37913, 44101, 48920, 75826, 88202, 151652, 176404, 189565, 220505, 303304, 352808, 379130, 441010, 758260, 882020, 1367131, 1516520, 1764040, 2734262, 5468524, 6835655, 10937048, 13671310, 27342620, 53935523, 54685240, 107871046, 215742092, 269677615, 431484184, 539355230, 1078710460, 1672001213, 2157420920, 3344002426, 6688004852, 8360006065, 13376009704, 16720012130, 33440024260, 66880048520]

約数ペア:

[(1, 66880048520), (2, 33440024260), (4, 16720012130), (5, 13376009704), (8, 8360006065), (10, 6688004852), (20, 3344002426), (31, 2157420920), (40, 1672001213), (62, 1078710460), (124, 539355230), (155, 431484184), (248, 269677615), (310, 215742092), (620, 107871046), (1223, 54685240), (1240, 53935523), (2446, 27342620), (4892, 13671310), (6115, 10937048), (9784, 6835655), (12230, 5468524), (24460, 2734262), (37913, 1764040), (44101, 1516520), (48920, 1367131), (75826, 882020), (88202, 758260), (151652, 441010), (176404, 379130), (189565, 352808), (220505, 303304)]